Changes between Version 1 and Version 2 of TroubleShootingComputers
- Timestamp:
- 11/29/14 15:15:39 (10 years ago)
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TroubleShootingComputers
v1 v2 3 3 == Information about the Computers 4 4 5 You can find several informations about the Computer on La Palma on the [[computing Computing page]] 5 You can find information about the Computers on La Palma on the [[https://www.fact-project.org/logbook/misc.php?page=computing | computing page]]. 6 7 == Startup Procedure 8 9 0. bring up GATE (LDAP, DNS, DHCP, Gateway (Masquerading)) 10 0. bring up NEWDAQ (NFS Home, Raid) 11 0. bring up DATA 12 0. bring up DAQ 13 0. bring up the other machines 14 0. make sure that the needed **mountpoints** are there 15 16 === mountpoints: 17 18 - daq, data: /newdaq from newdaq 19 - data, gate: /daq from daq 20 - gate: /users from newdaq (home of other machines) 21 - data,daq,aux,gui: /home from newdaq 22 23 If missing, do ''sudo mount -a'' on the corresponding machine. 24 25 == Shutdown Procedure 26 27 0. shut down aux, gui 28 0. shut down daq 29 0. shut down data 30 0. shut down newdaq 31 0. show down gate 32 33 == Restart a computer after a power cut 34 35 You can switch on the computers from 10.0.100.234 (see http://fact-project.org/internal.html). 36 37 6 38 7 39 == Restarting a hanging PC … … 10 42 11 43 - the PC can't be reached per ssh, or something similar 12 - be aware, that when all computers (ex pect for gate) seems to hang, its normally data which hangs, the other only try to mount the home from data, so they hang too44 - be aware, that when all computers (except for gate) seem to hang, it is normally newdaq which hangs, the other only try to mount the home from the raid of newdaq, so they hang too 13 45 14 46 __Solution__ 15 47 16 if it's not to late in the night, try to call an expert before you power cycle the computers 48 If it's not to late in the night, try to call an expert before you power cycle the computers. 17 49 18 When you have to restart more than one PC, be sure you follow the S tart-up procedure mentioned [[computing here]]50 When you have to restart more than one PC, be sure you follow the Shutdown and Start-up procedure above. 19 51 20 Power cycle the hanging computer from any other computer on the FACT internal network: 52 You can switch on the computers from 10.0.100.234 (see http://fact-project.org/internal.html) 53 54 or you can power cycle the hanging computer from any other computer on the FACT internal network: 21 55 22 56 - go in /usr/local/bin … … 26 60 - Rebooting will take a few minutes for aux, gui, gate and about 10 min. for daq and data, respectively 27 61 28 or power cycle the hanging computer manually from the FACT-container 62 or power cycle the hanging computer manually from the FACT-container.
